Kern County Subbasin
- Buena Vista Water Storage District Groundwater Sustainability Agency
- Henry Miller Water District Groundwater Sustainability Agency
- Olcese Water District Groundwater Sustainability Agency
- Kern River Groundwater Sustainability Agency
- Greenfield County Water District Groundwater Sustainability Agency
- Arvin-Edison Water Storage District Groundwater Sustainability Agency
- Wheeler Ridge-Maricopa Water Storage District Groundwater Sustainability Agency
- Tejon-Castac Water District Groundwater Sustainability Agency
- Semitropic Water Storage District Groundwater Sustainability Agency
- Cawelo Water District Groundwater Sustainability Agency
- Kern County Water Agency – Pioneer Groundwater Sustainability Agency
- West Kern Water District Groundwater Sustainability Agency
- Southern San Joaquin Municipal Utility District Groundwater Sustainability Agency
- Kern Groundwater Authority Groundwater Sustainability Agency
